10 letters
- instructed16
- instructor15
- insulators13
- insurances16
- intactness15
- intercaste14
- interclass15
- intercross14
- interdicts15
- internists12
- intersects14
- interstice14
- intimaters14
- intoxicate21
- intradoses12
- introduces16
- introjects23
- introspect17
- intrusions13
- intrusives16
- isentropic17
- isobutanes15
- isocracies16
- isometrics16
- isooctanes14
- iterations11
- itinerants12
- itinerates11
- juniorates21
- justiciars23
- keratinous16
- lacustrine16
- lanosities12
- larcenists15
- licentious16
- literation12
- lustration13
- manicurist18
- manticores17
- maturities14
- microstate16
- micturates17
- miniatures15
- minicourse18
- ministates14
- miscreants17
- misorients14
- moisturise14
- monetarist14
- morticians17
- mucosities17
- muscarines18
- narcissist14
- narcotizes23
- natrolites12
- nepotistic17
- neuritises12
- neutralist13
- nictitates14
- nitrations12
- nonartists12
- northeasts13
- novitiates15
- nucleators16
- nutritions13
- nutritious13
- obituaries14
- obituarist14
- obscurants18
- obstetrics16
- obtusities14
- octonaries14
- ocularists15
- orchitises15
- organicist16
- orientates11
- originates13
- ostensoria11
- ostracised14
- ostracises13
- ostracizes22
- outercoats14
- outraising14
- outsprints15
- outstaring14
- outstrides12
- partitions14
- patristics16
- patronises14
- percussion18
- pernicious18
- persuasion15
- poinsettia14
- precaution18
- precisians17
- precisions17
- prosciutti17
- protistans14
- proustites14
- psittacine17
- psoriatics16
- quantities21
- quittances24
- raconteurs15
- rainspouts15
- ramosities13
- raunchiest17
- recitalist14
- recitation14
- recitativo17
- reclusions16
- recontacts17
- recursions15
- redactions15
- rediscount16
- reductants16
- reductions16
- refutation15
- reinstates11
- relictions15
- reputation15
- rescission14
- resections14
- resistance14
- resistants11
- resittings13
- restraints11
- resultants13
- retraction14
- reunionist13
- rheostatic15
- rickettsia17
- ritualists12
- routinizes21
- rugosities13
- ruinations13
- russetting14
- rusticated15
- rusticates14
- rusticator14
- sacristies13
- saintliest12
- sanctifier17
- sanctifies17
- sanctities14
- sanitaries11
- sanitorium15
- satiations11
- saturation12
- saturniids13
- savouriest15
- scarcities16
- scattergun17
- scattering16
- scenarists14
- scientists14
- sclerotins15
- scrawniest17
- scrutinies15
- scrutinise15
- scrutinize24
- scuttering17
- secretions14
- sectarians14
- sectionals15
- secularist15
- securities14
- seductions16
- seminarist14
- senhoritas13
- serotinous12
- serrations11
- signatures14
- siltations12
- sinistrous12
- situations12
- snatchiest16
- socialites14
- solicitant15
- solitaires11
- solitaries11
- sonorities11
- sortitions11
- sovranties15
- speciation17
- spectators16
- squintiest21
- starchiest15
- stationers11
- stationery13
- statuaries11
- staunchest17
- staurolite12
- stentorian12
- sterilants12
- stirabouts14
- stockinets18
- stonechats16
- straitness11
- stramonies14